Gentoo Packages

Warning: USE flag 'ffmpeg' used by media-libs/libheif but has no description in metadata.xml, use.local.desc or use.desc
Warning: USE flag 'ffmpeg' used by media-libs/skia but has no description in metadata.xml, use.local.desc or use.desc
Warning: USE flag 'ffmpeg' used by media-plugins/audacious-plugins but has no description in metadata.xml, use.local.desc or use.desc
Warning: USE flag 'ffmpeg' used by media-sound/deadbeef but has no description in metadata.xml, use.local.desc or use.desc
Warning: USE flag 'ffmpeg' used by net-misc/meganz-sdk but has no description in metadata.xml, use.local.desc or use.desc
Warning: USE flag 'ffmpeg' used by net-misc/megasync but has no description in metadata.xml, use.local.desc or use.desc

Package	Local Description (use.local.desc)	Metadata Description (metadata.xml)
media-libs/libheif	-	-
media-libs/skia	-	-
media-plugins/audacious-plugins	-	-
media-sound/deadbeef	-	-
net-misc/meganz-sdk	-	-
net-misc/megasync	-	-

USE Flag: ffmpeg